利用溶剂吸收采集丁酮甲苯混合组分,并用气相色谱 ( GC ) 测定.Absorbed by solvent, butanone - toluene mixture was analyzed by gas chromatography ( GC ).研究工作场所环境空气中二甲基甲酰胺、十一烷和丁酮混合物一次吸附、一次分离的定量分析方法.Objective To estabish a method of AES for determiana...
She was dressed only in a vest and underpants.她只穿了一件汗衫和一条短裤.The basic forms of jacket, vest, and breeches developed slowly.上衣 、 背心 、 马裤的基本式样发展很缓慢.He wore a woollen vest beneath his shirt.他衬衫里面穿着一件羊毛背心....
Could I take a look at that iron set ? Is it Lynx?我可不可以看一看铁杆? 这是lynx牌 吗 ?...endangered species such as lynx and wolf.猞猁、狼等濒危物种The modeling method, process of the scene's formation and GUI lynx of Vega are explained....